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| author | Adam Ierymenko <adam.ierymenko@gmail.com> | 2014-04-09 15:22:08 -0700 |
|---|---|---|
| committer | Adam Ierymenko <adam.ierymenko@gmail.com> | 2014-04-09 15:22:08 -0700 |
| commit | 6c5f6feb5ebd4e92d9b7f49eb50e05b3b7d01441 (patch) | |
| tree | 2441e2782b5bf991e2ac676b5113a36a26206652 /node | |
| parent | a1c1c82b0d600c2efdb2afb7d73a4914c856cce1 (diff) | |
| download | infinitytier-6c5f6feb5ebd4e92d9b7f49eb50e05b3b7d01441.tar.gz infinitytier-6c5f6feb5ebd4e92d9b7f49eb50e05b3b7d01441.zip | |
Set close-on-exec in attempt to head off GitHub issue #61
Diffstat (limited to 'node')
| -rw-r--r-- | node/UnixEthernetTap.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/node/UnixEthernetTap.cpp b/node/UnixEthernetTap.cpp index 50f1dcc5..240efe41 100644 --- a/node/UnixEthernetTap.cpp +++ b/node/UnixEthernetTap.cpp @@ -308,6 +308,9 @@ UnixEthernetTap::UnixEthernetTap( ::close(sock); + // Set close-on-exec so that devices cannot persist if we fork/exec for update + fcntl(_fd,F_SETFD,fcntl(_fd,F_GETFD) | FD_CLOEXEC); + ::pipe(_shutdownSignalPipe); TRACE("tap %s created",_dev.c_str()); @@ -418,6 +421,9 @@ UnixEthernetTap::UnixEthernetTap( _setIpv6Stuff(_dev.c_str(),true,false); + // Set close-on-exec so that devices cannot persist if we fork/exec for update + fcntl(_fd,F_SETFD,fcntl(_fd,F_GETFD) | FD_CLOEXEC); + ::pipe(_shutdownSignalPipe); _thread = Thread::start(this); |